Byju's Answer
Standard IX
Mathematics
Introduction to Factorization
is not a fact...
Question
is not a factor of
x
3
−
x
.
A
x
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B
x - 1
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C
x + 1
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D
x
2
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Solution
The correct option is
D
x
2
x
3
−
x
can be written as
x
3
−
x
=
x
(
x
2
−
1
)
x
3
−
x
=
x
(
x
−
1
)
(
x
+
1
)
So, x, x-1 and x+1 are the factors of
x
3
−
x
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